Water Resources of the United States

PROJECT ALERT NOTICE (NC SC) Continued Flooding in North and South Carolina

Date: Mon, 24 Sep 2018 16:40:18 EDT

Summary: Continued flooding in North and South Carolina from Hurricane Florence record rainfall.

North Carolina and South Carolina received state record rainfall from Hurricane Florence which made landfall September 14. North Carolina received 34" and South Carolina received 23.6" The majority of the rivers in North Carolina have peaked and are on the recession. The Waccamaw River in South Carolina will peak on Wednesday. Significant flooding is expected in Horry and Georgetown Counties (SC). Preliminary analyses indicate annual exceedance probabililty of 0.002 at 15 gages and 0.005 at 3 gages. 16 gages in North Carolina and 5 gages in South Carolina recorded period of record peaks. 43 fatalities have been attributed to Hurricane Florence and the ensuing flooding.
22 gages have been damaged or destroyed. 44 SAWSC employees are currently working on storm sensor retrievals and high water mark documentation. SAWSC is in continuous communication with NWS, FEMA, State EMDs and DOTs, USACE, and local law enforcement.

NC RDGs
SC RDGs

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